2.6.2 Special Topics (Part 2) Flashcards
Aspirates are better than swabs for collection of virus
T or F
T
Throat swab are acceptable in recovering of enterovirus, adenovirus, and HSV
T or F
T
Nasopharyngeal swabs or aspirates are preferred for detection of Respiratory Syncytial Virus, Influenza and Parainfluenza which are belong to what family of virus?
RSV and Parainfluenza: Paramyxo
Influenza: Orthomyxo
Specimen appropriate for Rhinovirus?
Nasal Specimen (Rhino=Nose)
Nasopharyngeal swabs and Oropharyngeal swabs uses Dacron/Rayon/Polyester for COVID 19
T or F
T
Specimen for influenza and adenovirus
Bronchial and Bronchoalveolar lavage
Detection of Rotavirus, Enteric Andenociruses (Serotype 40-41) andNorovirus, EnteroViruses
Stool and Rectal Swab
Urine for virus is collected at?
Early morning (10mL) Midstream catch
Urine is neutralize with ?
7.5% sodium bicarbonate
What specimen is for detection of HSV, VZV by using Tzank smear
Skin and mucous membrane
Specimen used for detection of enteroviruses, HSV, influenza virus or CMV, Coxsackie B
Sterile body fluids (CSF, pericardial, pleural)
Specimen used for agents of encephalitis and meningitis
Sterile body fluids
Blood specimen is primarily used for detecting of ?
CMV
______ mL anticoagulated blood
5-10mL
What anticoagulat is usd for nucleic acid testing in blood?
EDTA
What anticoagulat is not used in blood culture?
EDTA
Specimen that is collected for viruses that cause aplastice anemia, aplasia, hemophagocytic lymphohistiocytosis
Bone marrow
Specimen colledted for viruses that cause conjunctival, corneal, retinal disease Such as Adeno, HSV, VSV
Eye specimens
Conjunctival swabs is collected from the _______ conjunctiva using ______ or ______ swab moistedned with sterile _______ and placed in VTM
Lower, Rayon or Dacron, NSS
Specimen usually used for detection of viruses that infect the lungs, brain, and GI tract
tissue specimen
Specime used for detection of specific viral antibodies among acute and convalescent patients
Serum
Specimen used for Sin nombre virus, hepatitis, Lassa fever, rubella, arboviruses, HIV
Serum
Collect virus Specimen during the first _________ days after onset of S/S
3-4 days (Acute phase)
For delays in processing, store specimens at (temp) _____ for no more than 5 DAYS
4C
For longer delays and specimen transport, maintain at _______ (Temp) for 6 or more days
-70C
Viral transport medium, _______ or _______ can be added to sterile container to keep tissue moist
Saline or TSB
Specimen requires VTM:
URine
Stool
Swabs
Respiratory
Tisse
Which of the following does not belong?
Urine, Stool
Swabs used for Virus?
Dacron, Rayon
Calcium alginate wiith wooden shafts is used for viral specimen
T or F
F
Inactivate envelope viruses
